diff --git a/cmd/metal-api/internal/grpc/boot-service.go b/cmd/metal-api/internal/grpc/boot-service.go
index f02f803f1..4f35c4aed 100644
--- a/cmd/metal-api/internal/grpc/boot-service.go
+++ b/cmd/metal-api/internal/grpc/boot-service.go
@@ -142,13 +142,14 @@ func (b *BootService) Register(ctx context.Context, req *v1.BootServiceRegisterR
 		i := req.Ipmi
 
 		ipmi = metal.IPMI{
-			Address:    i.Address,
-			MacAddress: i.Mac,
-			User:       i.User,
-			Password:   i.Password,
-			Interface:  i.Interface,
-			BMCVersion: i.BmcVersion,
-			PowerState: i.PowerState,
+			Address:     i.Address,
+			MacAddress:  i.Mac,
+			User:        i.User,
+			Password:    i.Password,
+			Interface:   i.Interface,
+			BMCVersion:  i.BmcVersion,
+			PowerState:  i.PowerState,
+			LastUpdated: time.Now(),
 		}
 		if i.Fru != nil {
 			f := i.Fru
diff --git a/cmd/metal-api/internal/metal/machine.go b/cmd/metal-api/internal/metal/machine.go
index 6076f8c1c..3a45ab765 100644
--- a/cmd/metal-api/internal/metal/machine.go
+++ b/cmd/metal-api/internal/metal/machine.go
@@ -353,6 +353,7 @@ type IPMI struct {
 	BMCVersion  string       `rethinkdb:"bmcversion" json:"bmcversion"`
 	PowerState  string       `rethinkdb:"powerstate" json:"powerstate"`
 	PowerMetric *PowerMetric `rethinkdb:"powermetric" json:"powermetric"`
+	LastUpdated time.Time    `rethinkdb:"last_updated" json:"last_updated"`
 }
 
 type PowerMetric struct {
diff --git a/cmd/metal-api/internal/service/machine-service.go b/cmd/metal-api/internal/service/machine-service.go
index ac1caef44..bf63ff9f2 100644
--- a/cmd/metal-api/internal/service/machine-service.go
+++ b/cmd/metal-api/internal/service/machine-service.go
@@ -649,6 +649,7 @@ func (r *machineResource) findIPMIMachines(request *restful.Request, response *r
 	r.send(request, response, http.StatusOK, resp)
 }
 
+// FIXME move to grpc as well
 func (r *machineResource) ipmiReport(request *restful.Request, response *restful.Response) {
 	var requestPayload v1.MachineIpmiReports
 	logger := r.logger(request)
@@ -706,7 +707,8 @@ func (r *machineResource) ipmiReport(request *restful.Request, response *restful
 			},
 			PartitionID: p.ID,
 			IPMI: metal.IPMI{
-				Address: report.BMCIp + ":" + defaultIPMIPort,
+				Address:     report.BMCIp + ":" + defaultIPMIPort,
+				LastUpdated: time.Now(),
 			},
 		}
 		ledstate, err := metal.LEDStateFrom(report.IndicatorLEDState)
@@ -789,6 +791,7 @@ func (r *machineResource) ipmiReport(request *restful.Request, response *restful
 		} else {
 			logger.Errorw("unable to decode ledstate", "id", uuid, "ledstate", report.IndicatorLEDState, "error", err)
 		}
+		newMachine.IPMI.LastUpdated = time.Now()
 
 		err = r.ds.UpdateMachine(&oldMachine, &newMachine)
 		if err != nil {
diff --git a/cmd/metal-api/internal/service/v1/machine.go b/cmd/metal-api/internal/service/v1/machine.go
index 48e164ec8..3a83c1801 100644
--- a/cmd/metal-api/internal/service/v1/machine.go
+++ b/cmd/metal-api/internal/service/v1/machine.go
@@ -147,6 +147,7 @@ type MachineIPMI struct {
 	BMCVersion  string       `json:"bmcversion"`
 	PowerState  string       `json:"powerstate"`
 	PowerMetric *PowerMetric `json:"powermetric"`
+	LastUpdated time.Time    `json:"last_updated"`
 }
 
 type PowerMetric struct {
@@ -353,12 +354,13 @@ func NewMetalIPMI(r *MachineIPMI) metal.IPMI {
 	}
 
 	return metal.IPMI{
-		Address:    r.Address,
-		MacAddress: r.MacAddress,
-		User:       r.User,
-		Password:   r.Password,
-		Interface:  r.Interface,
-		BMCVersion: r.BMCVersion,
+		Address:     r.Address,
+		MacAddress:  r.MacAddress,
+		User:        r.User,
+		Password:    r.Password,
+		Interface:   r.Interface,
+		BMCVersion:  r.BMCVersion,
+		LastUpdated: r.LastUpdated,
 		Fru: metal.Fru{
 			ChassisPartNumber:   chassisPartNumber,
 			ChassisPartSerial:   chassisPartSerial,
@@ -399,6 +401,7 @@ func NewMachineIPMIResponse(m *metal.Machine, s *metal.Size, p *metal.Partition,
 			BMCVersion:  m.IPMI.BMCVersion,
 			PowerState:  m.IPMI.PowerState,
 			PowerMetric: powerMetric,
+			LastUpdated: m.IPMI.LastUpdated,
 			Fru: MachineFru{
 				ChassisPartNumber:   &m.IPMI.Fru.ChassisPartNumber,
 				ChassisPartSerial:   &m.IPMI.Fru.ChassisPartSerial,
diff --git a/spec/metal-api.json b/spec/metal-api.json
index 581a6782c..dc97a467e 100644
--- a/spec/metal-api.json
+++ b/spec/metal-api.json
@@ -2538,6 +2538,10 @@
         "interface": {
           "type": "string"
         },
+        "last_updated": {
+          "format": "date-time",
+          "type": "string"
+        },
         "mac": {
           "type": "string"
         },
@@ -2559,6 +2563,7 @@
         "bmcversion",
         "fru",
         "interface",
+        "last_updated",
         "mac",
         "password",
         "powermetric",